package com.sky.controller.admin;


import com.sky.constant.StatusConstant;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.mapper.DishMapper;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@Slf4j
@RestController
@RequestMapping("/admin/dish")
@Api(tags="菜品相关接口")
public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;
    @Autowired
    private DishMapper dishMapper;


    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品");
        dishService.save(dishDTO);

        String key = "dish_" + dishDTO.getCategoryId();
        redisTemplate.delete(key);


        return Result.success();
    }


    @GetMapping("page")
    @ApiOperation("分页查询菜品数据")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO) {
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }


    @DeleteMapping
    @ApiOperation("删除菜品")
    public Result delete(@RequestParam List<Long> ids) {
        log.info("菜品批量删除");
        dishService.deleteBatch(ids);

        //将所有菜品缓存数据清理掉
        cleanCache("dish_");
        return Result.success();
    }


    @PostMapping("/status/{status}")
    @ApiOperation("启售或者停售")
    public Result startOrStop(@PathVariable Integer status,long id) {
        log.info("启用禁用员工账号");
        dishService.startOrStop(status,id);
        Dish dish = dishMapper.getById(id);

        String key = "dish_" + dish.getCategoryId();
        redisTemplate.delete(key);
        return Result.success();
    }

    @ApiOperation("根据id查询菜品数据")
    @GetMapping("/{id}")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品数据");
        DishVO dishVo = dishService.getByIdWithFlavor(id);
        return Result.success(dishVo);
    }

    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        dishService.updateWithFlavor(dishDTO);

        //将所有菜品缓存数据清理掉
       cleanCache("dish_");
        return Result.success();
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<DishVO>> list(Long categoryId){
        Dish dish = new Dish();
        dish.setCategoryId(categoryId);
        dish.setStatus(StatusConstant.ENABLE);

        List<DishVO> list = dishService.listWithFlavor(dish);
        return Result.success(list);
    }

    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
